A preoperational child fails to show conservation because:
A) of the irreversibility of a process.
B) of the lack of egocentrism.
C) conservation requires the ability to focus on just one aspect of a situation at once.
D) a preoperational child focuses on more than one dimension at a time.
Question 2
Of Robert Peck's developmental tasks, _____ lays emphasis on coming to terms with inevitable physical decline by placing more value on cognitive activities and social relationships.
A) body transcendence versus body preoccupation
B) body identity versus ego identity
C) ego transcendence versus ego preoccupation
D) ego differentiation versus work-role preoccupation
Testing Conservation
A child may have varying degrees of scoliosis
An overweight child not only has different kinds of encounters with his peers
(a) In nondisjunction in meiosis I, one pair of chromosomes fails to separate properly at anaphase I
A karyotype shows this child has three copies of chromosome 21.